Quick answers
- Which hospitals does Gregory Anderson work at?
- Medicare's official clinician data lists Gregory Anderson at 1 hospital: Greater Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gregory Anderson see patients?
- Medicare's clinician data lists 1 practice location in Creston, IA. Call before your visit to confirm the address.
- What is Gregory Anderson's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Gregory Anderson accept Medicare assignment?
- Yes. Medicare's clinician data says Gregory Anderson accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Gregory Anderson?
- (641) 782-7091, as listed in official Medicare / NPI Registry data.
- What is Gregory Anderson's NPI number?
- 1265641310. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gregory Anderson works
Medicare's Facility Affiliation Data lists Gregory Anderson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Greater Regional Medical CenterCreston, IA · Critical Access Hospital · CCN 161365
Practice locations
Addresses where Gregory Anderson is enrolled with Medicare (CMS data updated 2026-10-02).
- 1700 W Townline StCreston, IA 50801 (641) 782‑7091
Group practices
Medicare enrollment lists Gregory Anderson as a member of this group (CMS data updated 2026-10-02).
- Greater Regional Medical Center54 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Iowa →
Other nurse anesthetists in Iowa
Clinicians with the same Medicare primary specialty in Iowa — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Medical school | University Of Maryland School Of Medicine |
| Graduation year | 2006 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1265641310 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians